Making matcha — green tea that you fully incorporate, instead of steep, into water — can be a finicky practice. It all starts with creating the powder, a process that dates back to 12th ...

Blank Street claims that it sells some form of the green-tea-based drink “every four seconds” from its 80-odd shops in Britain and America (though it refuses to say how much that adds up to).

While the Western world recognises four kinds of teas, there are six acknowledged types of Chinese teas – green tea, yellow tea, white tea, Oolong tea, dark tea and red tea. Green tea is the ...